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PHP CVE-2025-53820

| EUVDEUVD-2025-21391 MEDIUM
Cross-site Scripting (XSS) (CWE-79)
2025-07-14 security-advisories@github.com
6.5
CVSS 3.1 · GitHub Advisory
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Severity by source

GitHub Advisory PRIMARY
6.5 MEDIUM
AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

Primary rating from GitHub Advisory · only source for this CVE.

CVSS VectorGitHub Advisory

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None

Lifecycle Timeline

5
Patch available
Apr 16, 2026 - 05:29 EUVD
3.4.5
EUVD ID Assigned
Mar 16, 2026 - 09:43 euvd
EUVD-2025-21391
Analysis Generated
Mar 16, 2026 - 09:43 vuln.today
PoC Detected
Jul 15, 2025 - 20:15 vuln.today
Public exploit code
CVE Published
Jul 14, 2025 - 21:15 nvd
MEDIUM 6.5

DescriptionGitHub Advisory

WeGIA is an open source web manager with a focus on the Portuguese language and charitable institutions. A Reflected Cross-Site Scripting (XSS) vulnerability was identified in the index.php endpoint of the WeGIA application prior to version 3.4.5. This vulnerability allows attackers to inject malicious scripts in the erro parameter. Version 3.4.5 contains a patch for the issue.

Analysis

WeGIA is an open source web manager with a focus on the Portuguese language and charitable institutions. A Reflected Cross-Site Scripting (XSS) vulnerability was identified in the index.php endpoint of the WeGIA application prior to version 3.4.5. This vulnerability allows attackers to inject malicious scripts in the erro parameter. Version 3.4.5 contains a patch for the issue.

Technical ContextAI

Cross-site scripting (XSS) allows injection of client-side scripts into web pages viewed by other users due to insufficient output encoding.

RemediationAI

Encode all user-supplied output contextually (HTML, JS, URL). Implement Content Security Policy (CSP) headers. Use HTTPOnly and Secure cookie flags.

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CVE-2025-53820 vulnerability details – vuln.today

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